ES478431A1 - Perfeccionamientos en conjuntos de toberas para el moldeo por inyeccion de plasticos. - Google Patents
Perfeccionamientos en conjuntos de toberas para el moldeo por inyeccion de plasticos.Info
- Publication number
- ES478431A1 ES478431A1 ES478431A ES478431A ES478431A1 ES 478431 A1 ES478431 A1 ES 478431A1 ES 478431 A ES478431 A ES 478431A ES 478431 A ES478431 A ES 478431A ES 478431 A1 ES478431 A1 ES 478431A1
- Authority
- ES
- Spain
- Prior art keywords
- plastics material
- nozzle
- breaker plate
- fine screen
- screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000002347 injection Methods 0.000 title abstract 3
- 239000007924 injection Substances 0.000 title abstract 3
- 238000001914 filtration Methods 0.000 title 1
- 239000000463 material Substances 0.000 abstract 6
- 239000004033 plastic Substances 0.000 abstract 6
- 229920003023 plastic Polymers 0.000 abstract 6
- -1 polyethylene Polymers 0.000 abstract 3
- 239000004698 Polyethylene Substances 0.000 abstract 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 abstract 2
- 238000001746 injection moulding Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 229920000573 polyethylene Polymers 0.000 abstract 2
- 239000004743 Polypropylene Substances 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 229920000098 polyolefin Polymers 0.000 abstract 1
- 229920001155 polypropylene Polymers 0.000 abstract 1
- 238000011144 upstream manufacturing Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
- B29C45/581—Devices for influencing the material flow, e.g. "torpedo constructions" or mixing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/20—Injection nozzles
- B29C45/24—Cleaning equipment
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Perfeccionamientos en conjuntos de toberas para el moldeo por inyección de plásticos del tipo de plásticos, de la familia de las poliolefinas que comprenden polietileno, polipropileno, polietileno lineal, copolímeros y estireno, caracterizados porque se dota a cada conjunto de una tobera que tiene un cuerpo cilíndrico formado con un ánima que termina en un orificio de inyección en un extremo y una entrada para el plástico fundido en el otro extremo, un retén de conjunto de criba con medios para conectarlo a una fuente de alimentación de plástico fundido a presión, u conjunto de criba en el retén cuyo conjunto de criba comprende una placa rompedora que tiene aberturas relativamente grandes y una criba fina que tiene aberturas de filtros menores que las aberturas en la placa rompedora, y medios de cooperación en la tobera y el retén del conjunto de criba para sujetar la criba fina contra la placa rompedora.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US87643378A | 1978-02-09 | 1978-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES478431A1 true ES478431A1 (es) | 1979-06-16 |
Family
ID=25367694
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES477606A Expired ES477606A1 (es) | 1978-02-09 | 1979-02-09 | Procedimiento de moldeo por inyeccion de plasticos el cual ayuda a la dispersion del color y elemina particulas de car-bon en el producto moldeado. |
| ES478431A Expired ES478431A1 (es) | 1978-02-09 | 1979-03-08 | Perfeccionamientos en conjuntos de toberas para el moldeo por inyeccion de plasticos. |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES477606A Expired ES477606A1 (es) | 1978-02-09 | 1979-02-09 | Procedimiento de moldeo por inyeccion de plasticos el cual ayuda a la dispersion del color y elemina particulas de car-bon en el producto moldeado. |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPS54117560A (es) |
| AR (1) | AR215981A1 (es) |
| BE (1) | BE874043A (es) |
| BR (1) | BR7900796A (es) |
| CA (1) | CA1126457A (es) |
| ES (2) | ES477606A1 (es) |
| FR (1) | FR2416790A1 (es) |
| GB (1) | GB2014897B (es) |
| GR (1) | GR64949B (es) |
| HK (1) | HK7885A (es) |
| KE (1) | KE3397A (es) |
| MY (1) | MY8500502A (es) |
| NZ (1) | NZ189604A (es) |
| PH (1) | PH17464A (es) |
| SG (1) | SG21084G (es) |
| ZA (1) | ZA79577B (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8510185D0 (en) * | 1985-04-22 | 1985-05-30 | C R M Design Services Ltd | Nozzle for injection moulding thin rubber articles |
| GB2236261A (en) * | 1989-08-30 | 1991-04-03 | Delco Electronic Overseas Corp | Filter nozzle assembly |
| DE4419405C2 (de) * | 1994-06-03 | 1996-11-21 | Kloeckner Desma Elastomertechn | Plastifizier- und Spritzeinheit für Spritzgießmaschinen zur Erzeugung von Gummi- oder Kunststoffartikeln |
| JP6562504B2 (ja) * | 2015-07-16 | 2019-08-21 | 日本スピンドル製造株式会社 | ストレーニング機構及びそのストレーニング機構を備えたスクリュー押出機 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL278425A (es) * | 1961-02-07 | 1900-01-01 | ||
| DE2441475A1 (de) * | 1974-08-29 | 1976-03-11 | Segmueller Ag | Iltervorrichtung |
| NL7601569A (nl) * | 1975-04-17 | 1976-10-19 | Mobil Oil Corp | Van een filterzeef voorziene extrusie-inrichting voor polymeren. |
-
1979
- 1979-01-26 AR AR275309A patent/AR215981A1/es active
- 1979-02-06 GR GR58281A patent/GR64949B/el unknown
- 1979-02-07 FR FR7903148A patent/FR2416790A1/fr active Granted
- 1979-02-08 BE BE193358A patent/BE874043A/xx not_active IP Right Cessation
- 1979-02-08 NZ NZ189604A patent/NZ189604A/xx unknown
- 1979-02-08 BR BR7900796A patent/BR7900796A/pt unknown
- 1979-02-08 GB GB7904422A patent/GB2014897B/en not_active Expired
- 1979-02-09 CA CA321,173A patent/CA1126457A/en not_active Expired
- 1979-02-09 ES ES477606A patent/ES477606A1/es not_active Expired
- 1979-02-09 PH PH22172A patent/PH17464A/en unknown
- 1979-02-09 ZA ZA79577A patent/ZA79577B/xx unknown
- 1979-02-09 JP JP1415579A patent/JPS54117560A/ja active Pending
- 1979-03-08 ES ES478431A patent/ES478431A1/es not_active Expired
-
1984
- 1984-03-06 SG SG210/84A patent/SG21084G/en unknown
- 1984-04-12 KE KE3397A patent/KE3397A/xx unknown
-
1985
- 1985-01-31 HK HK78/85A patent/HK7885A/xx unknown
- 1985-12-30 MY MY502/85A patent/MY8500502A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE874043A (fr) | 1979-05-29 |
| FR2416790A1 (fr) | 1979-09-07 |
| JPS54117560A (en) | 1979-09-12 |
| CA1126457A (en) | 1982-06-29 |
| FR2416790B1 (es) | 1982-07-30 |
| KE3397A (en) | 1984-06-08 |
| AR215981A1 (es) | 1979-11-15 |
| GB2014897A (en) | 1979-09-05 |
| GB2014897B (en) | 1982-06-03 |
| ZA79577B (en) | 1980-02-27 |
| SG21084G (en) | 1985-01-04 |
| MY8500502A (en) | 1985-12-31 |
| PH17464A (en) | 1984-08-29 |
| NZ189604A (en) | 1983-05-10 |
| HK7885A (en) | 1985-02-08 |
| BR7900796A (pt) | 1979-09-04 |
| ES477606A1 (es) | 1979-10-16 |
| GR64949B (en) | 1980-06-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 19970612 |